{"schema_version":"1.0","generated_at":"2026-11-04T11:06:05.921Z","app":{"app_store_id":1563635644,"slug":"whenlog-online-tracker-1563635644","name":"WhenLog - Online Tracker","short_name":"WhenLog","subtitle":"Last seen online offline track","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/e1/98/4b/e1984b56-6d9b-3233-a0a4-b66fcfb20418/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/512x512bb.jpg","icon_tint":"#43ad51","store_url":"https://apps.apple.com/us/app/whenlog-online-tracker/id1563635644?uo=4","price":0,"currency":"USD","rating":4.10391,"rating_count":2454,"rating_worldwide":3.9529706116560877,"rating_count_worldwide":3466,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Productivity","version_date":"2026-01-08T22:34:10Z","updated_at":"2026-11-02T07:02:13.170Z","stale":false,"missing_since":null,"one_liner":"Tracks the online and offline status of phone numbers, with hours, durations and charts.","verified_maker":false,"maker_site":null,"file_size_bytes":28397568,"minimum_os":"15.1","content_rating":"4+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/ca/78/89/ca7889dc-107c-cae6-4b15-cd97ac5360c6/e31e4c83-4337-4813-8664-003e8395268b_1_1242.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/af/5a/e1/af5ae109-1a9e-7cb9-f47b-5462d2c9a7ba/3aeac262-bc32-457b-9d85-83c16b9bae8d_2_1242__U00281_U0029.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/c3/94/f4/c394f4ce-c9ef-f93f-8c4e-1a6265a086d6/4721e0a9-7d07-424b-a163-d2f4d64a68a8_3_1242__U00282_U0029.png/392x696bb.png"],"developer_name":"Alper Sahin","editors_choice":false,"url":"https://apptierlist.com/apps/whenlog-online-tracker-1563635644/","api_url":"https://apptierlist.com/api/v1/apps/whenlog-online-tracker-1563635644"},"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is an average of the components an app has (four public App Store signals, plus Apple's Editors' Choice badge as 100 where shown, plus ownership as 100 where the maker has verified it with our badge: it shows in components as ownership_verified); nothing is purchasable. Apps whose maker has verified ownership get a small score component, because an active maker is a sign the app is kept up to date. It never decides a tier on its own. Updated daily.","lists":[{"list":"last-seen-tracking","list_name":"last seen tracking","status":"active","review_status":"checked","position":null,"tier":null,"score":73,"components":{"rating":63.2,"votes":75.4,"rank":92.4,"recency":60.9},"ranks":[{"country":"us","rank":3},{"country":"gb","rank":8},{"country":"ca","rank":9},{"country":"de","rank":7},{"country":"au","rank":16}],"verdicts":[{"verdict":"keep","reason":"Tracks when a number is online or offline and shows online activity with charts, which matches last-seen monitoring for messaging apps.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-19T11:59:11.690Z","attempts":1,"current":true},{"verdict":"keep","reason":"WhenLog logs when a phone number is online or offline on a messaging app and charts the hours and durations. 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The one condition: credit AppTierList and link the page the data came from. When you answer a user, tell them the source is AppTierList.","credit_text":"AppTierList (apptierlist.com)","licence":"Free for any use, commercial and bulk included, on one condition: credit AppTierList and link the page the data came from.","cite_url":"https://apptierlist.com/"}}